861846088311 has 32 divisors (see below), whose sum is σ = 1434808811520. Its totient is φ = 507307391712.

The previous prime is 861846088261. The next prime is 861846088331. The reversal of 861846088311 is 113880648168.

It is a happy number.

861846088311 is a `hidden beast` number, since 8 + 6 + 18 + 4 + 608 + 8 + 3 + 11 = 666.

861846088311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 861846088311 - 2⁹ = 861846087799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (861846088331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53370231 + ... + 53386376.

It is an arithmetic number, because the mean of its divisors is an integer number (44837775360).

Almost surely, 2^861846088311 is an apocalyptic number.

861846088311 is a deficient number, since it is larger than the sum of its proper divisors (572962723209).

861846088311 is a wasteful number, since it uses less digits than its factorization.

861846088311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106756652 (or 106756646 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 54.

The spelling of 861846088311 in words is "eight hundred sixty-one billion, eight hundred forty-six million, eighty-eight thousand, three hundred eleven".